so last night i layer down and my stomach started hurting then next thing i know I had to get up to…

so last night i layer down and my stomach started hurting then next thing i know I had to get up to go to the bathroom I had diarrhea all night and this morning it hasn't been as bad during the day but I am still dealing with it and my stomach still hurts everything I eat makes me feel sick one of my friends said to just keep an eye on things if the cramps so lower or in my back my body may be trying to start labor I know tmi sorry...anyone else have this problome I am 34 weeks pregnant